AbstractWorker.onerror

The AbstractWorker.onerror property of the AbstractWorker interface represents an EventHandler, that is a function to be called when the error event occurs and bubbles through the Worker.

Syntax

myWorker.onerror = function() { ... };

Example

The following code snippet shows creation of a Worker object using the Worker() constructor and setting up of an onerror handler on the resulting object:

var myWorker = new Worker('worker.js');

myWorker.onerror = function() {
  console.log('There is an error with your worker!');
}

Specifications

Specification	Status	Comment
WHATWG HTML Living Standard The definition of 'AbstractWorker.onerror' in that specification.	Living Standard	No change from Web Workers.
Web Workers The definition of 'AbstractWorker.onerror' in that specification.	Editor's Draft	Initial definition.

Browser compatibility

See also

• The AbstractWorker interface it belongs to.